Mercurial > hg > orthanc-ohif
annotate Sources/Plugin.cpp @ 2:cbc4be362700
added configuration option "RouterBasename"
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 15 Jun 2023 16:37:05 +0200 |
| parents | 39585ba26f20 |
| children | fdb8c6c420d0 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * SPDX-FileCopyrightText: 2023 Sebastien Jodogne, UCLouvain, Belgium | |
| 3 * SPDX-License-Identifier: GPL-3.0-or-later | |
| 4 */ | |
| 5 | |
| 6 /** | |
| 7 * OHIF plugin for Orthanc | |
| 8 * Copyright (C) 2023 Sebastien Jodogne, UCLouvain, Belgium | |
| 9 * | |
| 10 * This program is free software: you can redistribute it and/or | |
| 11 * modify it under the terms of the GNU General Public License as | |
| 12 * published by the Free Software Foundation, either version 3 of the | |
| 13 * License, or (at your option) any later version. | |
| 14 * | |
| 15 * This program is distributed in the hope that it will be useful, but | |
| 16 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 18 * General Public License for more details. | |
| 19 * | |
| 20 * You should have received a copy of the GNU General Public License | |
| 21 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 22 **/ | |
| 23 | |
| 24 | |
| 25 #include "../Resources/Orthanc/Plugins/OrthancPluginCppWrapper.h" | |
| 26 | |
| 27 #include <Logging.h> | |
| 28 #include <SystemToolbox.h> | |
|
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cbc4be362700
added configuration option "RouterBasename"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
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29 #include <Toolbox.h> |
| 0 | 30 |
| 31 #include <EmbeddedResources.h> | |
| 32 | |
| 33 #include <boost/thread/shared_mutex.hpp> | |
| 34 | |
| 35 // Forward declaration | |
| 36 void ReadStaticAsset(std::string& target, | |
| 37 const std::string& path); | |
| 38 | |
| 39 | |
| 40 /** | |
| 41 * As the OHIF static assets are gzipped by the "EmbedStaticAssets.py" | |
| 42 * script, we use a cache to maintain the uncompressed assets in order | |
| 43 * to avoid multiple gzip decodings. | |
| 44 **/ | |
| 45 class ResourcesCache : public boost::noncopyable | |
| 46 { | |
| 47 private: | |
| 48 typedef std::map<std::string, std::string*> Content; | |
| 49 | |
| 50 boost::shared_mutex mutex_; | |
| 51 Content content_; | |
| 52 | |
| 53 public: | |
| 54 ~ResourcesCache() | |
| 55 { | |
| 56 for (Content::iterator it = content_.begin(); it != content_.end(); ++it) | |
| 57 { | |
| 58 assert(it->second != NULL); | |
| 59 delete it->second; | |
| 60 } | |
| 61 } | |
| 62 | |
| 63 void Answer(OrthancPluginContext* context, | |
| 64 OrthancPluginRestOutput* output, | |
| 65 const std::string& path) | |
| 66 { | |
| 67 const std::string mime = Orthanc::EnumerationToString(Orthanc::SystemToolbox::AutodetectMimeType(path)); | |
| 68 | |
| 69 { | |
| 70 // Check whether the cache already contains the resource | |
| 71 boost::shared_lock<boost::shared_mutex> lock(mutex_); | |
| 72 | |
| 73 Content::const_iterator found = content_.find(path); | |
| 74 | |
| 75 if (found != content_.end()) | |
| 76 { | |
| 77 assert(found->second != NULL); | |
| 78 OrthancPluginAnswerBuffer(context, output, found->second->c_str(), found->second->size(), mime.c_str()); | |
| 79 return; | |
| 80 } | |
| 81 } | |
| 82 | |
| 83 // This resource has not been cached yet | |
| 84 | |
| 85 std::unique_ptr<std::string> item(new std::string); | |
| 86 ReadStaticAsset(*item, path); | |
| 87 OrthancPluginAnswerBuffer(context, output, item->c_str(), item->size(), mime.c_str()); | |
| 88 | |
| 89 { | |
| 90 // Store the resource into the cache | |
| 91 boost::unique_lock<boost::shared_mutex> lock(mutex_); | |
| 92 | |
| 93 if (content_.find(path) == content_.end()) | |
| 94 { | |
| 95 content_[path] = item.release(); | |
| 96 } | |
| 97 } | |
| 98 } | |
| 99 }; | |
| 100 | |
| 101 | |
| 102 static ResourcesCache cache_; | |
|
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cbc4be362700
added configuration option "RouterBasename"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
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103 static std::string routerBasename_; |
| 0 | 104 |
| 105 void ServeFile(OrthancPluginRestOutput* output, | |
| 106 const char* url, | |
| 107 const OrthancPluginHttpRequest* request) | |
| 108 { | |
| 109 OrthancPluginContext* context = OrthancPlugins::GetGlobalContext(); | |
| 110 | |
| 111 // The next 3 HTTP headers are required to enable SharedArrayBuffer | |
| 112 // (https://web.dev/coop-coep/) | |
| 113 OrthancPluginSetHttpHeader(context, output, "Cross-Origin-Embedder-Policy", "require-corp"); | |
| 114 OrthancPluginSetHttpHeader(context, output, "Cross-Origin-Opener-Policy", "same-origin"); | |
| 115 OrthancPluginSetHttpHeader(context, output, "Cross-Origin-Resource-Policy", "same-origin"); | |
| 116 | |
| 117 std::string uri = request->groups[0]; | |
| 118 | |
| 119 if (uri == "app-config.js") | |
| 120 { | |
| 121 std::string system, user; | |
| 122 Orthanc::EmbeddedResources::GetFileResource(system, Orthanc::EmbeddedResources::APP_CONFIG_SYSTEM); | |
| 123 Orthanc::EmbeddedResources::GetFileResource(user, Orthanc::EmbeddedResources::APP_CONFIG_USER); | |
| 124 | |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
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125 std::map<std::string, std::string> dictionary; |
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cbc4be362700
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
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126 dictionary["ROUTER_BASENAME"] = routerBasename_; |
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cbc4be362700
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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127 |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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128 system = Orthanc::Toolbox::SubstituteVariables(system, dictionary); |
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cbc4be362700
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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129 |
| 0 | 130 std::string s = (user + "\n" + system); |
| 131 OrthancPluginAnswerBuffer(context, output, s.c_str(), s.size(), "application/json"); | |
| 132 } | |
| 133 else if (uri == "viewer") | |
| 134 { | |
| 135 cache_.Answer(context, output, "index.html"); | |
| 136 } | |
| 137 else | |
| 138 { | |
| 139 cache_.Answer(context, output, uri); | |
| 140 } | |
| 141 } | |
| 142 | |
| 143 | |
| 144 OrthancPluginErrorCode OnChangeCallback(OrthancPluginChangeType changeType, | |
| 145 OrthancPluginResourceType resourceType, | |
| 146 const char* resourceId) | |
| 147 { | |
| 148 try | |
| 149 { | |
| 150 if (changeType == OrthancPluginChangeType_OrthancStarted) | |
| 151 { | |
| 152 Json::Value info; | |
| 153 if (!OrthancPlugins::RestApiGet(info, "/plugins/dicom-web", false)) | |
| 154 { | |
| 155 throw Orthanc::OrthancException( | |
| 156 Orthanc::ErrorCode_InternalError, | |
| 157 "The OHIF plugin requires the DICOMweb plugin to be installed"); | |
| 158 } | |
| 159 | |
| 160 if (info.type() != Json::objectValue || | |
| 161 !info.isMember("ID") || | |
| 162 !info.isMember("Version") || | |
| 163 info["ID"].type() != Json::stringValue || | |
| 164 info["Version"].type() != Json::stringValue || | |
| 165 info["ID"].asString() != "dicom-web") | |
| 166 { | |
| 167 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError, | |
| 168 "The DICOMweb plugin is not properly installed"); | |
| 169 } | |
| 170 } | |
| 171 } | |
| 172 catch (Orthanc::OrthancException& e) | |
| 173 { | |
| 174 LOG(ERROR) << "Exception: " << e.What(); | |
| 175 return static_cast<OrthancPluginErrorCode>(e.GetErrorCode()); | |
| 176 } | |
| 177 | |
| 178 return OrthancPluginErrorCode_Success; | |
| 179 } | |
| 180 | |
| 181 | |
| 182 extern "C" | |
| 183 { | |
| 184 ORTHANC_PLUGINS_API int32_t OrthancPluginInitialize(OrthancPluginContext* context) | |
| 185 { | |
| 186 OrthancPlugins::SetGlobalContext(context); | |
| 187 | |
| 188 /* Check the version of the Orthanc core */ | |
| 189 if (OrthancPluginCheckVersion(context) == 0) | |
| 190 { | |
| 191 char info[1024]; | |
| 192 sprintf(info, "Your version of Orthanc (%s) must be above %d.%d.%d to run this plugin", | |
| 193 context->orthancVersion, | |
| 194 ORTHANC_PLUGINS_MINIMAL_MAJOR_NUMBER, | |
| 195 ORTHANC_PLUGINS_MINIMAL_MINOR_NUMBER, | |
| 196 ORTHANC_PLUGINS_MINIMAL_REVISION_NUMBER); | |
| 197 OrthancPluginLogError(context, info); | |
| 198 return -1; | |
| 199 } | |
| 200 | |
| 201 #if ORTHANC_FRAMEWORK_VERSION_IS_ABOVE(1, 7, 2) | |
| 202 Orthanc::Logging::InitializePluginContext(context); | |
| 203 #else | |
| 204 Orthanc::Logging::Initialize(context); | |
| 205 #endif | |
| 206 | |
|
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cbc4be362700
added configuration option "RouterBasename"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
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207 OrthancPlugins::OrthancConfiguration configuration; |
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cbc4be362700
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
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208 |
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cbc4be362700
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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209 { |
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cbc4be362700
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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210 OrthancPlugins::OrthancConfiguration globalConfiguration; |
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cbc4be362700
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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211 globalConfiguration.GetSection(configuration, "OHIF"); |
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cbc4be362700
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
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212 } |
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cbc4be362700
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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213 |
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cbc4be362700
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
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214 routerBasename_ = configuration.GetStringValue("RouterBasename", "/ohif"); |
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cbc4be362700
added configuration option "RouterBasename"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
|
215 |
| 0 | 216 OrthancPluginSetDescription(context, "OHIF plugin for Orthanc."); |
| 217 | |
| 218 OrthancPlugins::RegisterRestCallback<ServeFile>("/ohif/(.*)", true); | |
| 219 | |
| 220 OrthancPluginRegisterOnChangeCallback(context, OnChangeCallback); | |
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cbc4be362700
added configuration option "RouterBasename"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
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221 |
| 0 | 222 // Extend the default Orthanc Explorer with custom JavaScript for OHIF |
| 223 std::string explorer; | |
| 224 Orthanc::EmbeddedResources::GetFileResource(explorer, Orthanc::EmbeddedResources::ORTHANC_EXPLORER); | |
| 225 OrthancPluginExtendOrthancExplorer(context, explorer.c_str()); | |
| 226 | |
| 227 return 0; | |
| 228 } | |
| 229 | |
| 230 | |
| 231 ORTHANC_PLUGINS_API void OrthancPluginFinalize() | |
| 232 { | |
| 233 } | |
| 234 | |
| 235 | |
| 236 ORTHANC_PLUGINS_API const char* OrthancPluginGetName() | |
| 237 { | |
| 238 return "ohif"; | |
| 239 } | |
| 240 | |
| 241 | |
| 242 ORTHANC_PLUGINS_API const char* OrthancPluginGetVersion() | |
| 243 { | |
| 244 return ORTHANC_OHIF_VERSION; | |
| 245 } | |
| 246 } |